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Is rubber strong?
rubber is not strong on its own but when it is vulcanised,i.e.,heated with sulphur to a definite temperaturefor a known period of time,it becomes strong because sulphur atoms act as bridges between rubber molecules, initiate cross-linking and convert the soft sticky rubber into a hard, elastic mass which can be put to extensive uses such as use in tyres,etc Because it is elastic.
List the items which are made up of rubber and are used by us?
list of items made of rubber
Are rubber bands made out of rubber?
Yes, rubber bands are made out of rubber.(:
Why is rubber-band made of rubber?
A rubber-band is made out of rubber because rubber will make it hold things nice and tight.
What are rubber bands made out of?
rubber, the rubber helps it stretch but a different type of rubber than tires :)
Tire is soft rubber or hard rubber?
They are made both soft and hard, depending on application.
What is the difference between hard rubber tires and soft rubber tires?
The innate soft texture of the soft rubber tires differentiates the soft rubber tires from their closely-related hard rubber tires.
Which is the best material for insulating wires in a circuit hard rubber lead silver or tungsten?
Hard rubber
If you rub hard rubber with piece of wool what charge is on the piece of rubber?
Negative
Is rubber more brittle than glass?
no because rubber is hard as :-- and glass cannot
Is a rubber or hard case better for a Pantech matrix?
Rubber cases because when they fall to the ground they bounce. Hard cases just crack the screen.
How were tanks made in 1900-1920's?
by hard steels and hard rubber
Why car is not made of hard rubber so that it is more elastic during collision?
Actually, hard rubber is not elastic. If you have ever had a hard rubber ball you know this. Also, rubber dries out and cracks in hot weather and doesn't expand or contract in cold weather so it would just fall apart eventually. Most people want to keep a car going for several years and it wouldn't hold up if it was hard rubber. Hard rubber is used in cars for hoses, tires, and other things, but to have the car made of it just is not practical.
Why do old tennis balls get hard?
The centers of tennis balls are rubber and rubber hardens with age.
Does the ruler bend when you press it hard?
If it is a rubber ruler it will bend. Bending some rulers too hard may break it. Even in a rubber ruler ,bending it too hard will make it to break.
What is use of using vulcanized rubbers but not natural rubber?
Vulcanized rubber has disulfide crosslinks and is hard and strong.Natural rubber has no crosslinks and is soft and weak.
Is rubber hard or soft?
It can be either. Consider a hockey puck. And consider a Nerf ball. Both are rubber.
